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EWG's Tap Water Database — 2019 UPDATE

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Silver

Fort Bend County MUD 25

Silver occurs naturally in surface and groundwater and can be added to water as a biocide that inhibits growth of bacteria and algae. Increasingly, the use of antimicrobial nano-sized silver particles in consumer products contributes to silver in water sources used for drinking water.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013N/A00N/A
2014N/A00N/A
2015ND10ND
2016ND30ND
2017ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-07-12AB95189ND
2015-02-04AC79179ND
2016-01-19AD18515ND
2016-01-19AD18499ND
2016-01-19AD18506ND
2017-01-12AD64628ND
2017-01-12AD64626ND
2017-01-12AD64627ND